Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual Condado tem uma Renda Familiar Mediana de $79,331?
 ###Tabelas: CREATE TABLE new_mexico_places_ranked_by_per_capita_income (new_mexico_places_ranked_by_per_capita_income_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Place VARCHAR, County VARCHAR, Per Capita Income VARCHAR, Median House- hold Income VARCHAR, Median Family Income VARCHAR, Population INT, Number of Households INT) CREATE TABLE top_10_test_partnerships_for_any_wicket (top_10_test_partnerships_for_any_wicket_id AUTO_INCREMENT PRIMARY KEY, Runs VARCHAR, Wicket VARCHAR, Batting partners VARCHAR, Batting team VARCHAR, Fielding team VARCHAR, Venue VARCHAR, Season VARCHAR) CREATE TABLE top_appearances_in_uefa_club_competitions (top_appearances_in_uefa_club_competitions_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Player VARCHAR, Games INT, Goals INT, Goal Ratio INT, Debut in Europe INT) CREATE TABLE commuter_rail_in_buenos_aires (commuter_rail_in_buenos_aires_id AUTO_INCREMENT PRIMARY KEY, Line VARCHAR, Operator VARCHAR, Line length (kilometres) INT, Number of stations INT, Annual ridership (1998) INT, Annual ridership (2008) INT) CREATE TABLE kazakhstan (kazakhstan_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Pos. VARCHAR, Height VARCHAR, Weight VARCHAR, Date of Birth VARCHAR, Club VARCHAR)  
SELECT County FROM new_mexico_places_ranked_by_per_capita_income WHERE Median Family Income = $79,331